Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$207,243$103 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $175,000 on Sep 29, 2023

423 ISOM ST

LANCASTER, SC 29720
1
Baths
2,010 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.38 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$207K
$181K low$233K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$175,000 · Sep 29, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,483 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$7,668 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$962
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$6,706
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$6,668
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$239,200

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.75 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLANCASTER
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1985
Lot (acres)The size of the land the home sits on, from county records.0.38
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 30 ft²

Transaction History(7)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Clinton Elementary SchoolD-
Elementary · Grades PK–5 · 0.2 mi
H
Lancaster High SchoolD-
High · Grades 9–12 · 0.8 mi
M
A. R. Rucker Middle SchoolD+
Middle · Grades 6–8 · 1.7 mi

District: Lancaster County School District

Neighborhood · ZIP 29720These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.118
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.98

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.61,762
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.217 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,612
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,134
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

Owner Tools

Do you own this home?
Claim this home

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

423 Isom St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 75% of homes in Lancaster County
  • Costs less per square foot than 89% of homes in Lancaster County
  • Bigger than 71% of homes in Lancaster 29720
  • Has a smaller lot than 72% of homes in Lancaster 29720
  • Older than 86% of homes in Lancaster County

What homes are worth in Lancaster 29720

Each bar is how many homes fall in that price range. The marker is this home.

This home
$51K$787K

This home is worth more than 37% of homes in Lancaster 29720.

How it measures up in Lancaster 29720

The dot is this home. The mark in the middle is the typical home in Lancaster 29720.

Estimated value$207,243
CheaperTypical $264,192Pricier

Pricier than 37% of homes nearby

Price per ft²$103
CheaperTypical $163Pricier

Pricier than 16% of homes nearby

Living area2,010 ft²
SmallerTypical 1,538 ft²Bigger

Bigger than 71% of homes nearby

Lot size0.38 ac
SmallerTypical 0.81 acBigger

Bigger than 28% of homes nearby

Year built1959
OlderTypical 1987Newer

Newer than 18% of homes nearby

How 423 Isom St ranks against every home in each area.
MeasureThis homeLancaster 29720Lancaster County
Estimated valuepricier than$207,24337% of homes25% of homes
Price per ft²pricier than$10316% of homes11% of homes
Living areabigger than2,010 ft²71% of homes60% of homes
Lot sizebigger than0.38 ac28% of homes44% of homes
Year builtnewer than195918% of homes14% of homes

About 423 Isom St

How much is 423 Isom St, Lancaster, SC worth?

The TopHap Estimate for 423 Isom St, Lancaster, SC is $207,243 as of Aug 30, 2026. The likely range is $181,089 to $233,397. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 Isom St, Lancaster, SC last sell?

423 Isom St, Lancaster, SC last sold on Sep 29, 2023 for $175,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 423 Isom St, Lancaster, SC?

423 Isom St, Lancaster, SC has 1 bathrooms, 2,010 square feet of living space and a 0.38-acre lot.

When was 423 Isom St, Lancaster, SC built?

423 Isom St, Lancaster, SC was built in 1959, making it 67 years old. The building has 1 story.

What schools serve 423 Isom St, Lancaster, SC?

423 Isom St, Lancaster, SC is assigned to Clinton Elementary School (elementary), rated D-; Lancaster High School (high), rated D-; A. R. Rucker Middle School (middle), rated D+. All sit in Lancaster County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 423 Isom St, Lancaster, SC compare to other homes in Lancaster 29720?

Among the 23,940 homes in Lancaster 29720, it is worth more than 37% of them ($207,243 against a typical $264,192), its price per square foot is higher than 16% of them ($103 against a typical $163), it is bigger than 71% of them (2,010 ft² against a typical 1,538 ft²), its lot is bigger than 28% of them (0.38 ac against a typical 0.81 ac) and it is newer than 18% of them (1959 against a typical 1987). Measured against all of Lancaster County, it is worth more than 25% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 423 Isom St, Lancaster, SC?

The 2025 property tax bill for 423 Isom St, Lancaster, SC was $1,483. The county assessed it at $7,668.

More homes on Isom St

Closest homes

More homes in Lancaster 29720

Assigned schools

Explore the area

See this home in context

Open 423 Isom St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map